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Masatoshi Ohtsuka
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Fukuoka, JP
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last 30 patents
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Patent Grant
Spread spectrum communication apparatus, and demodulator, surface a...
Patent number
6,265,807
Issue date
Jul 24, 2001
Matsushita Electric Industrial Co., Ltd.
Naoki Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spread spectrum demodulation circuit, spread spectrum communication...
Patent number
6,226,319
Issue date
May 1, 2001
Matsushita Electric Industrial Co., Ltd.
Masatoshi Ohtsuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spread spectrum communication apparatus, surface acoustic wave devi...
Patent number
6,078,608
Issue date
Jun 20, 2000
Matsushita Electric Industrial Co., Ltd.
Masatoshi Ohtsuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spread spectrum communication apparatus and demodulator surface aco...
Patent number
5,909,461
Issue date
Jun 1, 1999
Matsushita Electric Industrial Co., Ltd.
Naoki Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE